解决问题是在可能的解决方案空间中搜索。

"The world is a book, and the book is a prison."

Don’t worry how or where you begin. As long as you keep moving， your success will be far from where you start.

说出真相的唯一方式是以权威的口吻说话，而以权威的口吻说话的唯一方式是声称自己有权利说出真相。